Willman, Dalcanton, Martinez-Delgado, et al. (2005) "A New Milky Way Dwarf Galaxy in Ursa Major", submitted to Astrophysical Journal Letters, on arXiv.org: astro-ph/0503552 12 Aralık 2015 tarihinde Wayback Machine sitesinde arşivlendi.
Willman, Dalcanton, Martinez-Delgado, et al. (2005) "A New Milky Way Dwarf Galaxy in Ursa Major", submitted to Astrophysical Journal Letters, on arXiv.org: astro-ph/0503552 12 Aralık 2015 tarihinde Wayback Machine sitesinde arşivlendi.